Moraff's Eye Saver, Version 1.0! Shareware version
This great Windows game/utility will put an end to eye strain!
Every 6 seconds a pair of animated eyes will remind you to blink. Lack of blinking can cause drying of the eye surface, which can cause permanent damage to your precious eyes! Also look for Moraff's WorldNet! Requires Windows 3.1, any screen.